Take a look at this video
https://www.youtube.com/watch?v=ZD3YsWbOeA8
then maybe you could practice here.
http://www.mathplayground.com/multiplication05.html
There are a lot of other sites about that will help you. just google what you want.
Take a look at this video
https://www.youtube.com/watch?v=ZD3YsWbOeA8
then maybe you could practice here.
http://www.mathplayground.com/multiplication05.html
There are a lot of other sites about that will help you. just google what you want.